Citazione Stile APA (7a Edizione)

Engels, F., & Leacock, E. B. (1972). The origin of the family, private property, and the state, in the light of the researches of Lewis H. Morgan. International Pub.

Citazione stile Chigago Style (17a edizione)

Engels, Friedrich, e Eleanor Burke Leacock. The Origin of the Family, Private Property, and the State, in the Light of the Researches of Lewis H. Morgan. New York: International Pub, 1972.

Citatione MLA (9a ed.)

Engels, Friedrich, e Eleanor Burke Leacock. The Origin of the Family, Private Property, and the State, in the Light of the Researches of Lewis H. Morgan. International Pub, 1972.